File: Service.asmx
<%@ WebService Language="C#" CodeBehind="~/App_Code/Default.cs" Class="Default" %>
File: App_Code\Default.cs
using System;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class Default : System.Web.Services.WebService {
public Default () {
}
[WebMethod]
public string HelloWorld() {
return "Hello World";
}
}